import { INCREMENT_COUNTER, DECREMENT_COUNTER } from '../actions';

export default function counter(state = 0, action) {

    console.log('[reducers/counter.js] ->counter state:', state, 'action:', action);

    switch (action.type) {
        case INCREMENT_COUNTER:
            return state + 1;
        case DECREMENT_COUNTER:
            return state - 1;
        default:
            return state;
    }
}
